Home / 133,273.35-183,827.07-85,584.60

Finding the Fourth Proportional to 133,273.35, 183,827.07 and 85,584.60

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Solution

The fourth proportional to 133,273.35, 183,827.07 and 85,584.60 is: 118,048.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,273.35 : 183,827.07 = 85,584.60 : x
  2. Step 2: Convert to fraction form
    133,273.35/183,827.07 = 85,584.60/x
  3. Step 3: Cross multiply
    133,273.35x = 183,827.07 × 85,584.60
  4. Step 4: Simplify right side
    133,273.35x = 15,732,766,255.12
  5. Step 5: Solve for x
    x = 15,732,766,255.12/133,273.35
  6. Step 6: Final answer
    x = 118,048.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.